package com.ssn.pattern;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;


public class DynamicSubject implements InvocationHandler
{
	private Object sub;
	
	public DynamicSubject(Object obj){
		this.sub = obj;
	}
	
	public Object invoke(Object proxy, Method method, Object[] args)
			throws Throwable
	{
		System.out.println("before calling: "+ method);
		method.invoke(sub, args);
		System.out.println("after calling: "+ method);
		return null;
	}

}
